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Sonata One (formerly IDR) is the private funds clearinghouse. We connect more than 53,000 investors with 6,500 funds and 180 fund managers.

Sonata One ends repeat paperwork for private markets. We deliver an end-to-end solution for investor onboarding and servicing: one globally compliant investor passport covering fund subscription, KYC and tax. Investors get a seamless, one-and-done experience backed by 24/5 human support, and managers raise capital faster at scale.

We’re home to the world’s leading investors:

91%

91% of the largest U.S & European Pensions

72%

72% of the largest Sovereign Wealth Funds

82%

82% of the largest U.S Endowments

64%

64% of the largest Global Foundations

Private Markets access simplified for...

Raise capital faster from +53,000 investors with Sonata One.
One solution, across the fund lifecycle.
One globally compliant approval, across all your fund, jurisdictions and service providers.
A better experience for your investors.

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Authenticate once across all your funds.
Greater privacy and control of your sensitive data.
Seamless access to 6,500 funds.
24-hour expert support.

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Your network on one platform.
Confidence all your clients’ funds and investors adhere to the highest global standards of authentication.
Fund lifecycle support.
Free your team to focus on the work that matters.

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